Merge branch 'bc/object-id'

Conversion from uchar[40] to struct object_id continues.

* bc/object-id:
  pretty: switch hard-coded constants to the_hash_algo
  sha1-file: convert constants to uses of the_hash_algo
  log-tree: switch GIT_SHA1_HEXSZ to the_hash_algo->hexsz
  diff: switch GIT_SHA1_HEXSZ to use the_hash_algo
  builtin/merge-recursive: make hash independent
  builtin/merge: switch to use the_hash_algo
  builtin/fmt-merge-msg: make hash independent
  builtin/update-index: simplify parsing of cacheinfo
  builtin/update-index: convert to using the_hash_algo
  refs/files-backend: use the_hash_algo for writing refs
  sha1-name: use the_hash_algo when parsing object names
  strbuf: allocate space with GIT_MAX_HEXSZ
  commit: express tree entry constants in terms of the_hash_algo
  hex: switch to using the_hash_algo
  tree-walk: replace hard-coded constants with the_hash_algo
  cache: update object ID functions for the_hash_algo

1 files changed, 2 insertions, 2 deletions

diff --git a/pretty.c b/pretty.c
index 703fa6ff7b..b0e653ff25 100644
--- a/pretty.c
+++ b/pretty.c
@@ -1575,7 +1575,7 @@ static void pp_header(struct pretty_print_context *pp,
 		}
 
 		if (starts_with(line, "parent ")) {
-			if (linelen != 48)
+			if (linelen != the_hash_algo->hexsz + 8)
 				die("bad parent line in commit");
 			continue;
 		}
@@ -1583,7 +1583,7 @@ static void pp_header(struct pretty_print_context *pp,
 		if (!parents_shown) {
 			unsigned num = commit_list_count(commit->parents);
 			/* with enough slop */
-			strbuf_grow(sb, num * 50 + 20);
+			strbuf_grow(sb, num * (GIT_MAX_HEXSZ + 10) + 20);
 			add_merge_info(pp, sb, commit);
 			parents_shown = 1;
 		}